Weather WorldSayville, NY 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Sayville, NY Weather Forecast
Sayville, NY Weather Forecast Date: 849 PM EDT Sat Oct 17 2026
or toggle through each period.
Tonight... Mostly clear. Lows in the upper 30s. North winds 15 to 20 mph with gusts up to 30 mph.
Sunday... Sunny. Highs in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 30 mph in the morning.
Sunday Night... Clear. Lows in the lower 40s. Northeast winds 5 to 10 mph. Gusts up to 25 mph after midnight.
Monday... Mostly sunny. Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph.
Monday Night... Mostly cloudy. Lows in the mid 40s. Northeast winds 15 to 20 mph with gusts up to 35 mph.
Tuesday... Partly sunny and breezy. Highs in the mid 60s.
Tuesday Night... Partly cloudy and windy. Lows in the upper 40s.
Wednesday... Mostly sunny and windy. Highs in the upper 50s.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the mid 40s.
Thursday... Partly sunny and breezy. Highs in the lower 60s.
Thursday Night... Partly cloudy and breezy. Lows in the upper 40s.
Friday... Mostly sunny and breezy. Highs in the lower 60s.
Friday Night... Partly cloudy and windy. Lows in the upper 40s.
POP = Probability of Precipitation
Sayville Radar Loop
Use the map search tool if you want to place a location marker on the radar map...